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- Combustion
- Clean firm
- In development
- Operating
- 10 · 100 · 1,000 MW
Map
- Combustion
- Clean firm
- In development
- Operating
Callaway: location and 1 exact-grade project within 25 km. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Callaway
Power plant · Nuclear
Key facts
Power plant · Nuclearran 66% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 1984
- Net generation, 2025
- 7,116,161 MWh
- Grid
- 345 kV to Union Electric Co - (MO) (MISO)
- Location
- Callaway County, Missouri
- Operated by
- Union Electric Co - (MO)SourceEIA-860M Preliminary Monthly Electric Generator Inventory
Output
- Nuclear
Details
Who’s behind it
No companies named in filings yet.
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- Technology
- Nuclear source: “Nuclear”
- Age
- 42 years since 1984
- Heat rate
- 10,443 Btu/kWh 2025
All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Gem |
|
| Grid |
|
| Fuel burned (MMBtu), 2025 | 74,316,820 |
| Capacity factor, 2025 | 0.657 |
| Heat rate (Btu/kWh), 2025 | 10,443.4 |
| Net generation (MWh), 2025 | 7,116,161 |
| Balancing authority code | MISO |
Timeline
- In service · EIA-860M
Sources
4 sourcesSources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory
Sources
- EIA-860M Preliminary Monthly Electric Generator Inventory
- Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
- EIA Open Data bulk file — Electricity (ELEC.zip; monthly plant net generation and fuel consumption since 2001)Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
Around this plant
Nearby
within 25 km| Project | Kind | Away | MW |
|---|---|---|---|
| Fulton Energy Center Announced | Gas, combustion turbine | 19.0 km | 16.5 |